Cream

To work one or more ingredients, usually butter and sugar, together in a way that aerates the ingredients by spreading them along the side of the mixing bowl with a wooden spoon or spatula or by using beaters on a medium to high speed until the mixture is light and fluffy. Butter and sugar that have been well creamed give structure to cookies in particular. Creaming is typically called for in recipes with equal amounts of sugar and butter, or those with more sugar than butter. Recipes with greater amounts of butter are typically beaten to aerate the batter.